struct NArray_node *mountNArray (struct VFS *, struct NArray_node *);
void displayNArray (struct NArray_node *);
struct BST_node *mountBST (struct VFS *, struct BST_node *);
void displayBST (struct BST_node *);
struct HashNode **mountHashTable (struct VFS *, struct HashNode **);
struct VFS *mount_vfs (struct VFS *, char *);
